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Literature summary for 1.14.13.25 extracted from

  • Colby, J.; Dalton, H.
    Resolution of the methane mono-oxygenase of Methylococcus capsulatus (Bath) into three components. Purification and properties of component C, a flavoprotein (1978), Biochem. J., 171, 461-468.
    View publication on PubMedView publication on EuropePMC

Localization

Localization Comment Organism GeneOntology No. Textmining
cytoplasm
-
Methylococcus capsulatus 5737
-

Metals/Ions

Metals/Ions Comment Organism Structure
Cu2+ component C contains no copper Methylococcus capsulatus
Iron 1.3-1.5 atoms iron per molecule Methylococcus capsulatus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
additional information
-
enzyme system consists of 3 protein components A, B, C Methylococcus capsulatus
42000
-
component C Methylococcus capsulatus

Organism

Organism UniProt Comment Textmining
Methylococcus capsulatus
-
Bath
-
Methylococcus capsulatus Bath
-
Bath
-

Purification (Commentary)

Purification (Comment) Organism
component C Methylococcus capsulatus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
5.71
-
purified component C Methylococcus capsulatus

Storage Stability

Storage Stability Organism
0°C, protein C, loss of 60-90% of activity within 20 h Methylococcus capsulatus
0°C, proteins A and B, stable for at least 24 h Methylococcus capsulatus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ethene + NAD(P)H + O2
-
Methylococcus capsulatus epoxyethane + NAD(P)+ + H2O
-
?
ethene + NAD(P)H + O2
-
Methylococcus capsulatus Bath epoxyethane + NAD(P)+ + H2O
-
?
methane + NAD(P)H + O2
-
Methylococcus capsulatus methanol + NAD(P)+ + H2O
-
?
methane + NAD(P)H + O2
-
Methylococcus capsulatus Bath methanol + NAD(P)+ + H2O
-
?

Subunits

Subunits Comment Organism
More enzyme system consists of 3 protein components A, B, C Methylococcus capsulatus
More component A is a hydroxylase Methylococcus capsulatus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55
-
protein A, 10 min Methylococcus capsulatus

Cofactor

Cofactor Comment Organism Structure
FAD protein C, reductase component: contains 1 mol FAD per mol protein Methylococcus capsulatus
NADH
-
Methylococcus capsulatus